Re: Detect new available names in bus

El 15/2/22 a las 0:37, Thiago Macieira escribió:
> On Monday, 14 February 2022 14:51:48 PST Sergio Costas wrote:
>> I want to detect if the user has installed a service that offers the
>> well-known name "org.gnome.ArchiveManager1" (usually it is offered by
>> file-roller). I can do a call to "NameHasOwner()" and it will return
>> TRUE if that name is registered, even if the service is not active
>> (because it is launched on demand), or FALSE if it isn't available
>> (because the package "file-roller" isn't installed).
> If the service is activatable, you can use ListActivatableNames in the bus.
>
> On my system:
> $ qdbus org.freedesktop.DBus / ListActivatableNames | grep -F org.gnome
> org.gnome.Identity
> org.gnome.OnlineAccounts
> org.gnome.keyring.SystemPrompter
> org.gnome.keyring.PrivatePrompter
>
But is there a signal that notifies that a new activatable name has been added to, or removed from the bus? What I want to avoid is doing polling...